CA2680188C - Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof - Google Patents
Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof Download PDFInfo
- Publication number
- CA2680188C CA2680188C CA2680188A CA2680188A CA2680188C CA 2680188 C CA2680188 C CA 2680188C CA 2680188 A CA2680188 A CA 2680188A CA 2680188 A CA2680188 A CA 2680188A CA 2680188 C CA2680188 C CA 2680188C
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- Prior art keywords
- data
- trellis
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- encoder
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- Expired - Fee Related
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- 238000003672 processing method Methods 0.000 title claims description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 230000006978 adaptation Effects 0.000 claims description 24
- 230000008859 change Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 description 30
- 238000010276 construction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012776 robust process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1806—Pulse code modulation systems for audio signals
- G11B20/1809—Pulse code modulation systems for audio signals by interleaving
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0057—Block codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
- H04L1/006—Trellis-coded modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23611—Insertion of stuffing data into a multiplex stream, e.g. to obtain a constant bitrate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
- G11B2020/1288—Formatting by padding empty spaces with dummy data, e.g. writing zeroes or random data when de-icing optical discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1291—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting serves a specific purpose
- G11B2020/1298—Enhancement of the signal quality
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B2020/1476—Synchronisation patterns; Coping with defects thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
- G11B2020/1836—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information using a Reed Solomon [RS] code
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
- H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L2001/0092—Error control systems characterised by the topology of the transmission link
- H04L2001/0093—Point-to-multipoint
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L2001/0098—Unequal error protection
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- Error Detection And Correction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69850005P | 2005-07-13 | 2005-07-13 | |
US60/698,500 | 2005-07-13 | ||
US11/416,203 US7711045B2 (en) | 2005-07-13 | 2006-05-03 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
US11/416,203 | 2006-05-03 | ||
CA2614889A CA2614889C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2614889A Division CA2614889C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2680188A1 CA2680188A1 (en) | 2007-01-18 |
CA2680188C true CA2680188C (en) | 2016-08-16 |
Family
ID=38010608
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2680188A Expired - Fee Related CA2680188C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
CA2614889A Expired - Fee Related CA2614889C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
CA2680187A Expired - Fee Related CA2680187C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2614889A Expired - Fee Related CA2614889C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
CA2680187A Expired - Fee Related CA2680187C (en) | 2005-07-13 | 2006-07-11 | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
Country Status (6)
Country | Link |
---|---|
US (4) | US7711045B2 (ko) |
KR (1) | KR100806863B1 (ko) |
CN (5) | CN101715121B (ko) |
CA (3) | CA2680188C (ko) |
MX (1) | MX2008000559A (ko) |
WO (1) | WO2007008028A1 (ko) |
Families Citing this family (45)
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US7852961B2 (en) * | 2004-05-20 | 2010-12-14 | Samsung Electronics Co., Ltd. | Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof |
US7711045B2 (en) * | 2005-07-13 | 2010-05-04 | Samsung Electronics Co., Ltd. | Digital broadcast transmitter/receiver having improved receiving performance and signal processing method thereof |
CA2562427C (en) | 2005-10-05 | 2012-07-10 | Lg Electronics Inc. | A digital broadcast system and method of processing traffic information |
KR101147760B1 (ko) * | 2005-10-06 | 2012-05-25 | 엘지전자 주식회사 | 디지털 방송의 송/수신 시스템, 방법, 및 데이터 구조 |
US8619876B2 (en) * | 2005-10-11 | 2013-12-31 | Samsung Electronics Co., Ltd. | Method for turbo transmission of digital broadcasting transport stream, a digital broadcasting transmission and reception system, and a signal processing method thereof |
KR101199372B1 (ko) | 2005-12-16 | 2012-11-09 | 엘지전자 주식회사 | 디지털 방송 시스템 및 처리 방법 |
KR101199374B1 (ko) * | 2005-12-20 | 2012-11-09 | 엘지전자 주식회사 | 디지털 방송 시스템 및 처리 방법 |
US7797607B2 (en) | 2005-12-27 | 2010-09-14 | Lg Electronics, Inc. | DTV transmitter and method of coding main and enhanced data in DTV transmitter |
WO2007081108A1 (en) * | 2006-01-13 | 2007-07-19 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
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US20070242754A1 (en) * | 2006-04-04 | 2007-10-18 | Samsung Electronics Co., Ltd. | Apparatus for processing data stream for digital broadcasting system and method thereof |
WO2007126196A1 (en) | 2006-04-29 | 2007-11-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
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CA2656881C (en) * | 2006-07-11 | 2012-08-07 | Lg Electronics Inc. | Channel equalizing method and apparatus, and receiving system |
US7873104B2 (en) | 2006-10-12 | 2011-01-18 | Lg Electronics Inc. | Digital television transmitting system and receiving system and method of processing broadcasting data |
WO2008091115A1 (en) | 2007-01-24 | 2008-07-31 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
KR101414472B1 (ko) * | 2007-02-02 | 2014-07-04 | 삼성전자주식회사 | 멀티 전송 스트림 생성 장치 및 방법 그리고 디지털 방송송/수신 장치 및 방법 |
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WO2008097028A1 (en) * | 2007-02-09 | 2008-08-14 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
KR101253185B1 (ko) | 2007-03-26 | 2013-04-10 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
KR101285887B1 (ko) | 2007-03-26 | 2013-07-11 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
KR101321949B1 (ko) * | 2007-03-30 | 2013-10-25 | 삼성전자주식회사 | 듀얼 전송 스트림 생성 장치 및 그 방법 |
KR101285888B1 (ko) | 2007-03-30 | 2013-07-11 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
KR101199387B1 (ko) * | 2007-04-02 | 2012-11-09 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
KR101253187B1 (ko) * | 2007-04-05 | 2013-04-10 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
US8458576B2 (en) | 2007-04-11 | 2013-06-04 | Samsung Electronics Co., Ltd. | Transport stream generating apparatus, turbo packet demultiplexing apparatus, and methods thereof |
KR20080092501A (ko) * | 2007-04-12 | 2008-10-16 | 엘지전자 주식회사 | 모바일 서비스 데이터 수신 장치 및 제어 방법 |
KR101405966B1 (ko) | 2007-06-26 | 2014-06-20 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
KR101456002B1 (ko) | 2007-06-26 | 2014-11-03 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
US8433973B2 (en) | 2007-07-04 | 2013-04-30 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
WO2009005326A2 (en) | 2007-07-04 | 2009-01-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
KR101467785B1 (ko) * | 2007-07-06 | 2014-12-04 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
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MX2010001831A (es) | 2007-08-24 | 2010-03-11 | Lg Electronics Inc | Sistema de difusion digital y metodo para procesar datos en sistema de difusion digital. |
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---|---|---|---|---|
US5771239A (en) * | 1995-11-17 | 1998-06-23 | General Instrument Corporation Of Delaware | Method and apparatus for modifying a transport packet stream to provide concatenated synchronization bytes at interleaver output |
AU4710501A (en) | 1999-12-03 | 2001-06-18 | Broadcom Corporation | Interspersed training for turbo coded modulation |
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2006
- 2006-05-03 US US11/416,203 patent/US7711045B2/en active Active
- 2006-07-10 KR KR1020060064282A patent/KR100806863B1/ko active IP Right Grant
- 2006-07-11 CN CN2009102219173A patent/CN101715121B/zh not_active Expired - Fee Related
- 2006-07-11 CN CNA2008101740328A patent/CN101436920A/zh active Pending
- 2006-07-11 WO PCT/KR2006/002722 patent/WO2007008028A1/en active Application Filing
- 2006-07-11 CN CN2006800257245A patent/CN101223779B/zh not_active Expired - Fee Related
- 2006-07-11 CN CN200910221916A patent/CN101715120A/zh active Pending
- 2006-07-11 CA CA2680188A patent/CA2680188C/en not_active Expired - Fee Related
- 2006-07-11 CA CA2614889A patent/CA2614889C/en not_active Expired - Fee Related
- 2006-07-11 CN CN200910221918A patent/CN101715122A/zh active Pending
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CA2614889A1 (en) | 2007-01-18 |
CN101223779A (zh) | 2008-07-16 |
CA2680188A1 (en) | 2007-01-18 |
US7873103B2 (en) | 2011-01-18 |
WO2007008028A1 (en) | 2007-01-18 |
US20090225886A1 (en) | 2009-09-10 |
CN101715120A (zh) | 2010-05-26 |
CN101223779B (zh) | 2013-06-12 |
CN101436920A (zh) | 2009-05-20 |
US20090055710A1 (en) | 2009-02-26 |
CA2680187A1 (en) | 2007-01-18 |
US8379714B2 (en) | 2013-02-19 |
KR20070008406A (ko) | 2007-01-17 |
MX2008000559A (es) | 2008-03-10 |
US7711045B2 (en) | 2010-05-04 |
US20090220026A1 (en) | 2009-09-03 |
US7813426B2 (en) | 2010-10-12 |
US20070014379A1 (en) | 2007-01-18 |
CN101715122A (zh) | 2010-05-26 |
CA2680187C (en) | 2014-09-09 |
CN101715121A (zh) | 2010-05-26 |
KR100806863B1 (ko) | 2008-02-22 |
CN101715121B (zh) | 2012-12-12 |
CA2614889C (en) | 2014-06-17 |
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